Home / 254,748.29-382,126.10-96,985.40

Finding the Fourth Proportional to 254,748.29, 382,126.10 and 96,985.40

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Solution

The fourth proportional to 254,748.29, 382,126.10 and 96,985.40 is: 145,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,748.29 : 382,126.10 = 96,985.40 : x
  2. Step 2: Convert to fraction form
    254,748.29/382,126.10 = 96,985.40/x
  3. Step 3: Cross multiply
    254,748.29x = 382,126.10 × 96,985.40
  4. Step 4: Simplify right side
    254,748.29x = 37,060,650,263.38
  5. Step 5: Solve for x
    x = 37,060,650,263.38/254,748.29
  6. Step 6: Final answer
    x = 145,479.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.